.footer{
    position: fixed;
    bottom: 0;
    width: 100%;
    z-index: 99;
    background-color: #fff;
    box-shadow:  0 -1px 3px rgba(0,0,0,.4);
    border-radius: 0;
}

.footer .layui-nav-item{
    width: 25%;
    text-align: center;
}

.footer .layui-nav-child{
    top:auto;bottom:60px;z-index: 999;
    box-shadow: none;
    border: none;
}

.footer i{
    color: #0C0C0C;
}